Keep your firearms in top condition with a wide selection of Gun Parts available at Great Lake Firearms in Porter, IN. Whether you need replacement components, upgrade parts, or accessories for handguns, rifles, or shotguns, our inventory includes barrels, triggers, stocks, springs, and more. We offer parts compatible with popular firearm models, ensuring quality and reliability in every piece. Pair your parts with the right tools and accessories to maintain or customize your firearm to your specifications. Trust Great Lake Firearms in Porter, IN for expert advice and a full range of gun parts to keep your firearms performing at their best.

Showing 1–20 of 7662 resultsSorted by average rating

KAW VALLEY PRECISION BLAST – SHIELD FOR ASR

$79.95
KAW VALLEY PRECISION BLAST - SHIELD FOR ASR
Purchase & earn 80 points!Add to cart

SHADOW SYSTEMS BARREL 9MM FS BLK FLT

$179.00
SHADOW SYSTEMS BARREL 9MM FS BLK FLT
Purchase & earn 179 points!Add to cart

THOMPSON/CENTER PROHUNTER BBL 204RUG 26″ TB

$386.00
THOMPSON/CENTER PROHUNTER BBL 204RUG 26" TB
Purchase & earn 386 points!Add to cart

HEAVY DUTY EXTRACTOR

$17.00
HEAVY DUTY EXTRACTOR
Purchase & earn 17 points!Add to cart

SS FRONT STRAP

$10.95
SS FRONT STRAP
Purchase & earn 11 points!Add to cart

MARKSMAN V4 SLIDE FOR GLOCK 17 GEN 3 9MM LUGER NITRIDE

$299.95
MARKSMAN V4 SLIDE FOR GLOCK 17 GEN 3 9MM LUGER NITRIDE
Purchase & earn 300 points!Add to cart

7” M-LOK HANDGUARD FOR AR-15 BLACK

$51.00
7'' M-LOK HANDGUARD FOR AR-15 BLACK
Purchase & earn 51 points!Add to cart

15” M-LOK HANDGUARD FOR AR-15 BLACK

$56.00
15'' M-LOK HANDGUARD FOR AR-15 BLACK
Purchase & earn 56 points!Add to cart

FLAT FACE FORWARD SET TRIGGER KIT ALUMINUM S&W M&P M2.0 RED

$180.50
FLAT FACE FORWARD SET TRIGGER KIT ALUMINUM S&W M&P M2.0 RED
Purchase & earn 181 points!Add to cart

RA-524 BLITZ PERFORMANCE TRIGGER DROP-IN BLACK

$199.99
RA-524 BLITZ PERFORMANCE TRIGGER DROP-IN BLACK
Purchase & earn 200 points!Add to cart

6MM DASHER 7.5 TWIST 26” STAINLESS COMPETITION BARREL

$649.00
6MM DASHER 7.5 TWIST 26'' STAINLESS COMPETITION BARREL
Purchase & earn 649 points!Add to cart

6.5 PRC 7.5 TWIST 24” CARBON FIBER SENDERO BARREL

$939.00
6.5 PRC 7.5 TWIST 24'' CARBON FIBER SENDERO BARREL
Purchase & earn 939 points!Add to cart

MATCH 6MM ARC 20” 1-7.5 TWIST HVY-FLUTED CONTOUR BBL NITRIDE

$288.00
MATCH 6MM ARC 20'' 1-7.5 TWIST HVY-FLUTED CONTOUR BBL NITRIDE
Purchase & earn 288 points!Add to cart

MATCH 9MM THREADED FLAME BBL FOR S&W M&P 2.0 COMPACT BLACK

$122.59
MATCH 9MM THREADED FLAME BBL FOR S&W M&P 2.0 COMPACT BLACK
Purchase & earn 123 points!Add to cart

BIG BORE .458 SOCOM 16” 1-14 GUNNER CONTOUR BBL NITRIDE

$257.60
BIG BORE .458 SOCOM 16” 1-14 GUNNER CONTOUR BBL NITRIDE
Purchase & earn 258 points!Add to cart

CAR15 LS2 GRIP FOR AR-15 OLIVE DRAB GREEN

$19.00
CAR15 LS2 GRIP FOR AR-15 OLIVE DRAB GREEN
Purchase & earn 19 points!Add to cart

CAR15 HANDGUARD DROP-IN MIL-SPEC FOR AR-15 OD GREEN

$23.75
CAR15 HANDGUARD DROP-IN MIL-SPEC FOR AR-15 OD GREEN
Purchase & earn 24 points!Add to cart